separated out css from index.html
separated out javascript from index.html
tightened up html (cosmetic)
changed robot radius
removed comment
whole lot of refactoring of main.js into more coherent pieces
added drop and dropMulti to Queue library
changed gameSecondsPerTick in index.html to almost exactly 1/30
fixed debugStartTime parameter in index.html
set it up to skip simulation worlds, for better fast forwarding
added keyboard event listeners for fast-forwarding
added STARTING_FAST_FORWARD config and set it to 15
removed TODO comment in index.html about fastForward
added comment about removing simulation loop, index.html
cleaned up keyboard event listener code
changed keypress to keydown, to allow for repeating when key is held down
separated 'animate' into two namespaces: 'terminal' and 'browser'
removed 'core' dependency in handler, now depends on world and browser